Antaira MSC-202ALP 2-Port RS-232 + 1 Parallel Port PCI Express Card, Low Profile

2-Port RS-232 + 1-port Parallel PCI Express Card, Low Profile (Support Power Over Pin-9)
Model: MSC-202ALP
Availability: Discontinued
Price: Request Quote
Qty: Request a Quote


Antaira MSC-202ALP 2-Port RS-232 with 1 Parallel Port, Low Profile PCI Express Card

The Antaira Technologies' MSC-202ALP low-profile PCI Express (PCIe) adapter provides 2 high performance RS-232 serial expansion ports and one parallel port. It is 16C950 UART compatible and offers high throughput and reduced CPU loading. It’s ideal for adding serial and parallel ports to a PC or server.  The card is fully PCIe Plug-and-Play compatible with no IRQ and I/O address conflicts.  The RS-232 ports supply 5V or 12V power over pin-9.  The x1 PCIe interface is scalable and backwards compatible with PCI applications and drivers.


  • Full x1 PCI Express throughput, 250Mbytes/sec
  • Accepts 5V and 3.3V
  • Fully compliant with PCI Express Base Specifications, Revision 1.0a
  • PCIe advanced error reporting capability including ECRC support
  • 2 Fully 16C950 High performance UART channels
  • UARTs Fully Compatible with 16C550-type Devices
  • Baud Rate up to 921.6Kbps
  • 128-byte deep FIFO per transmitter and receiver
  • Detection of bad data in the receiver FIFO
  • 9-bit data framing, as well as 5,6,7 and 8 bits
  • Provides 5V or 12V power over the serial connectors (pin 9)
  • Includes low and standard height mounting brackets
  • Drivers, utilities and Quick Start Guide included on CD-ROM
  • 2 DB-9 male and 1 DB-25 female cable (DB-44) is included
Total Ports2
TypePCI Express
Operating System SupportWindows, Linux
Serial Interface
Serial Ports2 x RS-232 | 1 x Parallel
Baud RateUp to 921.6 Kbps
Data Bits5, 6, 7, 8, 9
ParityNone, Odd, Even, Mark
Flow ControlXon / Xoff
SignalsCTS, RTS / DSR, DTR
Host Controller16C550/16C950 UART Compatible
Serial PowerSelect 5 VDC or 12 VDC over DB9 pins
FIFO128 Byte
Connector Type2 x DB9 male connectors via cable
Operating Temperature0 to 55°C
Storage Temperature-40 to 75°C
Humidity5 to 95% non-condensing
CertificationsCE, FCC, RoHS
Warranty5 Years